About Us
The Calisen Group are a leading owner and manager of essential energy infrastructure assets. We play a key role in supporting the UKs transition to a low-carbon economy by helping households and businesses use energy more efficiently. Sustainability is at the heart of our mission, and we are committed to making a meaningful impact through data-led insights, innovation, and community engagement.
The Opportunity
We are seeking a proactive and analytical
Sustainability Manager to join our team on a
12-month fixed-term basis to cover maternity leave. This role is central to delivering Calisens sustainability strategy and driving progress towards our Net Zero target for operations by 2030.
Key Responsibilities
Strategy Execution
- Translate Calisens sustainability strategy into actionable programmes with measurable outcomes
- Lead initiatives that support our Net Zero by 2030 ambition
Data and Insights
- Manage the collection, analysis, and reporting of emissions data
- Enhance data accuracy and develop robust calculation methodologies
- Lead internal and external assurance of emissions data
- Own and manage the ESG Data Strategy across the Calisen Group
- Collaborate with project managers, operational leads, and IT teams to support ESG performance tracking
Stakeholder Engagement
- Build strong relationships with internal stakeholders including ExCo and senior leaders
- Provide regular updates and reports on sustainability performance
- Partner with community and charity organisations to deliver local impact
Continuous Improvement
- Benchmark industry best practices and integrate external insights
- Promote innovation and continuous improvement in sustainability practices
- Support learning and development to build sustainability awareness across the business
About You
Essential Qualifications and Experience
- Degree in Environmental Science, Sustainability, Data Analytics, or a related field
- Strong understanding of carbon reporting standards (e.g. GHG Protocol, SBTi)
- Proven experience in delivering data-driven sustainability initiatives
- Proficiency in ESG tools, emissions data analytics, and Microsoft Office (Excel, PowerPoint, PowerBI)
- Excellent communication, collaboration, and problem-solving skills
Desirable
- Professional qualifications (e.g. IEMA, GHG Accounting, CDP)
- Experience working with community or charity partners
Team and Collaboration
You will have 1 direct report, and you will build relationships with Shareholders, ExCo, SLT, Sustainability Partners, Suppliers, Customers, and Charities.
Why Join Us?
At Calisen, youll be part of a forward-thinking organisation that values innovation, collaboration, and sustainability. This is a unique opportunity to make a tangible impact on our sustainability journey and contribute to a greener future.
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